       (.push arr o))
     arr))
 
-(defn spacer [& x] " ")
+(defn spacer [& _] " ")
 
-(defn nil-template [v]
+(defn nil-template [_]
   (template "span" "color: #808080" "nil"))
 
 (defn keyword-template [v]

  (cond
    (nil? x) (nil-template x)
    (string? x) (string-template x)
    (integer? x) (integer-template x)
    (keyword? x) (keyword-template x)
    (symbol? x) (symbol-template x)
    (fn? x) (fn-template x)

      (pr-str x)))

(defn build-header [value]
  (template "span" "background-color: #efe" (header-template value)))

(defn header-hook [value]
  (if (cljs-value? value)
